4 in. Perma-Lateral Calibration Tube for 4 Pipe Clear

Perma-Liner Industries (PLI) is the leading manufacturer and supplier of trenchless pipeline rehabilitation equipment and materials in North America. Since 1999 PLI has developed systems to rehabilitate existing sewer systems without excavation Our experience in the CIPP (Cure-In-Place-Pipe) industry has allowed Perma-Liner to design, patent, and manufacture state of the art technology. No digging up floors, landscaping, driveways and walks, or tearing up walls.|Perma-Liner calibration tube for 4 in. Pipes|Reinforced polymer tube used to hold liner against the host pipe and prevent over expansion|PVC coated polyester scrim, stitched and taped seams|Sold in 300 ft. rolls|Compliant with ASTMF 1216 and national plumbing codes - F2561, F3240, F3097, F3033, F2599|Designed for use with Perma-Liner inversion systems|Calibrates ambient, steam, or hot water cured liner in multiple bends|Clear tube provides visual verification of liner placement and curing process